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ACQUISITIONS (Detail) - Schedule Of Finite Lived Intangible Assets (USD $) In Thousands, unless otherwise specified	12 Months Ended			6 Months Ended		6 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2010 Zemetrics [Member] Customer Relationships [Member]	Jan. 22, 2010 Zemetrics [Member] Customer Relationships [Member]	Jun. 30, 2010 Zemetrics [Member] Patented Technology [Member]	Jan. 22, 2010 Zemetrics [Member] Patented Technology [Member]	Jun. 30, 2010 Zemetrics [Member]	Jan. 22, 2010 Zemetrics [Member]
Balance at January 22, 2010	$ 9,948	$ 9,788			$ 112		$ 1,428		$ 1,540
Amortization expense	857	1,070	793	(16)		(85)		(101)
Balance at June 30, 2010	$ 5,198	$ 5,842		$ 96		$ 1,343		$ 1,439

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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